PT-2023-22009 · Mastodon · Mastodon

Gregxsunday · Published 2023-04-04 · Updated 2024-03-06 · CVE-2023-28853

Positive Technologies (AI Summary)

CVSS v3.1

7.7

High

Base vector

AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N

Name of the Vulnerable Software and Affected Versions Mastodon versions 2.5.0 through 3.5.7 Mastodon versions 3.5.8 is not affected, but versions prior to 3.5.8 are affected, however 4.0.3 and prior to 4.0.4 and 4.1.1 and prior to 4.1.2 are also affected. Mastodon versions 2.5.0 through 4.1.1

Description The issue arises from an insecure LDAP query during the login process, allowing an attacker to perform an LDAP injection attack. This can lead to the leakage of arbitrary attributes from the LDAP database.

Recommendations For Mastodon versions 2.5.0 through 3.5.7, update to version 3.5.8 or later. For Mastodon versions 4.0.0 through 4.0.3, update to version 4.0.4 or later. For Mastodon versions 4.1.0 through 4.1.1, update to version 4.1.2 or later.

Exploit

Fix

Special Elements Injection

Weakness Enumeration

CWE-90

CWE-74

Related Identifiers

BIT-MASTODON-2023-28853

CVE-2023-28853

GHSA-38G9-PFM9-GFQV

Affected Products

Mastodon

References · 13

• 🔥 https://github.com/mastodon/mastodon/security/advisories/GHSA-38g9-pfm9-gfqv · Exploit
• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/28xxx/CVE-2023-28853.json · Exploit
• https://github.com/mastodon/mastodon/pull/24379 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2023-28853 · Security Note
• https://osv.dev/vulnerability/BIT-mastodon-2023-28853 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2023-28853 · Vendor Advisory
• https://github.com/mastodon/mastodon/blob/94cbd808b5b3e7999c7e77dc724b7e8c9dd2bdec/config/initializers/devise.rb#L398-L414 · Note
• https://github.com/mastodon/mastodon/releases/tag/v4.1.2 · Note
• https://github.com/mastodon/mastodon/releases/tag/v4.0.4 · Note
• https://github.com/mastodon/mastodon/blob/94cbd808b5b3e7999c7e77dc724b7e8c9dd2bdec/app/models/concerns/ldap_authenticable.rb#L7-L14 · Note
• https://github.com/mastodon/mastodon/releases/tag/v3.5.8 · Note
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-28853 · Note
• http://openwall.com/lists/oss-security/2023/07/06/6 · Note